Shot Rock

1. Expired 16 years and 45 weeks ago

Contractor to provide and deliver shot rock:

Rock for this construction shall have a soundness ratio of not less than 0.80 after 25 cycles of freeze and thaw test and shall be free from injurious amounts of clay and soapstone. Rock is to be furnished from a source previously approved, the soundness tests shall be run on representative ledge samples. The rock shall be quarry run (shot rock) with no more than ten percent larger than eleven feet in circumference measured in any direction and not more than ten percent passing the one inch sieve as determined by visual inspection.

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